Light assembly

ABSTRACT

A light assembly includes at least one power pack, multiple wire units, multiple connection parts and multiple light units. The at least one power pack includes a first sensor and a first locking portion. The wire units each have a first wire and two second connectors. A second connection portion is connected to each of two ends of the first wire, and connected to the first connection portion. The second connectors each are threadedly connected to the first locking portion. Each connection part is between the two wire units. The connection parts each have at least three third connection portions which are connected to the second connectors. The multiple light units are respectively connected to the multiple connection parts. The light units each include a fourth connector and a light part which is connected to the third connection portion by the second wire.

BACKGROUND OF THE INVENTION 1. Fields of the Invention

The present invention relates to a light assembly, and moreparticularly, to an expandable light assembly that can be connected withmultiple light units.

2. Descriptions of Related Art

The conventional light assembly known to applicant includes a wireconnected with a power cable and multiple light units. There aremultiple first connection portions and multiple second connectionportions that can be quickly connected to or dis-connected from thefirst connection portions. The multiple wire can be connected withmultiple first and second connection portions to increase the totallength thereof. The power cable has one end thereof connected with athird connection portion which is connected with the second connectionportions, and the other end of the power cable is connected with thepower source. The light units each have a case and an LED light bulbwhose two legs are respectively connected to the fourth connectionportion by wires. The shortcomings of the conventional light assembly isthat the wire has multiple first and second connection portions, and thesecond connection portion is connected with the first connectionportion. The power cable has one end thereof connected to the thirdconnection portion which is connected with the second connectionportion. However, each wire can only be connected with on secondconnection portion. Every two of the wires are connected by connectingthe second connection portion of one wire with another first connectionportion of another wire. In other words, multiple wires are needed to beconnected with one power cable

The present invention intends to provide a light assembly which isexpandable to be connected with more light units.

SUMMARY OF THE INVENTION

The present invention relates to a light assembly and comprises at leastone power pack, multiple wire units, multiple connection parts andmultiple light units. The at least one power pack includes a firstsensor and a first locking portion. The wire units each have a firstwire and two second connectors. A second connection portion is connectedto each of two ends of the first wire, and connected to the firstconnection portion. The second connectors each are threadedly connectedto the first locking portion. Each connection part is between the twowire units. The connection parts each have at least three thirdconnection portions which are connected to the second connectors. Themultiple light units are respectively connected to the multipleconnection parts. The light units each include a fourth connector and alight part which is connected to the third connection portion by thesecond wire.

The present invention has wire units and connection parts which areconnected to the wire units, and multiple light units and at least onepower pack. The present invention can be expanded to be connected withmore light units when compared with the conventional light assembly.

The present invention will become more apparent from the followingdescription when taken in connection with the accompanying drawingswhich show, for purposes of illustration only, a preferred embodiment inaccordance with the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is an exploded view of the light assembly of the presentinvention;

FIG. 2 is a perspective view to show the wire unit of the light assemblyof the present invention;

FIG. 3 is a perspective view to show the connection part of the lightassembly of the present invention;

FIG. 4 is an exploded view of the light unit of the light assembly ofthe present invention;

FIG. 5 is an enlarged view of the circled “A” in FIG. 4;

FIG. 6 is a perspective view to show the spike of the light assembly ofthe present invention;

FIG. 7 is an enlarged view of the circled “B” in FIG. 6;

FIG. 8 is a perspective view to show the light assembly of the presentinvention;

FIG. 9 is a top view to show the light assembly of the presentinvention;

FIG. 10 illustrates the circuit of the light assembly of the presentinvention;

FIG. 11 is a perspective view to show the second embodiment of the lightassembly of the present invention;

FIG. 12 is a perspective view to show the third embodiment of the lightassembly of the present invention;

FIG. 13 is a perspective view to show the fourth embodiment of the lightassembly of the present invention;

FIG. 14 is a perspective view to show the connection part of the fourthembodiment of the light assembly of the present invention;

FIG. 15 is a perspective view to show the fifth embodiment of the lightassembly of the present invention, and

FIG. 16 is a perspective view to show the power pack of the sixthembodiment of the light assembly of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT

Referring to FIGS. 1 to 9, the light assembly of the present inventioncomprises at least one power pack 10 for providing power to the lightassembly, multiple wire units 20, multiple connection parts 30 andmultiple light units 40. The at least one power pack 10 has a firstsensor 11 which senses the ambient light to control operation of the atleast one power pack 10. The at least one power pack 10 has the firstend thereof connected to a power cable 12 which is connected with apower source, and the second end of the at least one power pack 10includes a first connection portion 13 which has two receptacle holesand a first locking portion 14 is formed on the outside thereof. The atleast one power pack 10 has a first control portion 15 on one sidethereof, and the first control portion 15 controls the time period ofthe operation of the at least one power pack 10. When the first sensor11 senses that ambient light of the at least one power pack 10 is dim,the at least one power pack 10 outputs power to the light assembly. Thefirst control portion 15 controls output-power period of the at leastone power pack 10 is 4, 5, 6 or 8 hours.

As shown in FIG. 2, the multiple wire units 20 each have a first wire 21and two second connectors 22. A second connection portion 211 isconnected to each of two ends of the first wire 21, and connected to thefirst connection portion 13 to electrically connect the wire units 20 tothe at least one power pack 10. Each of the second connectors 22 isrotatably mounted to outside of the second connection portion 211corresponding thereto. The second connectors 22 each have a secondlocking portion 221 which is threadedly connected to the first lockingportion 14 to hide and connect the first and second connection portions13, 211 in the second connector 22.

The multiple connection parts 30 each are electrically connected betweentwo wire units 20. Each connection part 30 has at least three thirdconnection portions 31. The two third connection portions 31 on two endsof the connection part 30 are respectively connected to the secondconnection portions 211 of the wire unit 20. Each third connectionportion 31 has an identical structure as the first connection portion13. Each third connection portion 31 has a third locking portion 32formed on outside thereof which is threadedly connected to the secondlocking portion 221 of the second connector 22 to hide and connect thesecond and third connection portions 211, 31 in the second connector 22.The third locking portion 32 has an identical structure as the firstlocking portion 14.

The multiple light units 40 respectively and electrically connected tothe connection parts 30. Each light unit 40 has a light part 41, afourth connector 42, a spike 43 and a bolt 44. The light part 41electrically connected to the first end of a second wire 411, and thesecond end of the second wire 411 has a fourth connection portion 412which is electrically connected to the third connection portion 31 toelectrically connect the light unit 40 and the connection part 30. Thefourth connection portion 412 having an identical structure as thesecond connection portion 211. The light parts 41 each have a pivotalpart 413 which has a face 414 on one side thereof. The face 414 includesa recessed and circular recess 415 which is located at the center ofmultiple slots 417. A pivotal hole 416 is defined through the innerbottom of the recess 415. The diameter of the pivotal hole 416 issmaller than that of the recess 415. The fourth connector 42 is mountedto the outside of the fourth connection portion 412 and has a fourthlocking portion 421 formed therein which is threadedly connected to thethird locking portion 32 so as to hide and connect the third and fourthconnection portions 31, 412 in the fourth connector 42. The fourthconnector 42 has an identical structure as the second connector 22.

As shown in FIGS. 6 and 7, the spike 43 is connected to the light part41 so as to be inserted into soil. The spike 43 includes a fixingportion 431 which is inserted into soil, and multiple hooks 432protrudes from outside of the fixing portion 431 so as to secure thespike 43 in the soil. The spike 43 has a curved portion 433 on one endthereof. The curved portion 433 is pivotably connected to the pivotalpart 413. The curved portion 433 has a face 434 on the first sidethereof, and the face 434 is matched with the face 414. The face 434includes multiple protrusions 437 and a tube 435 which is located at thecenter of the protrusions 437. The tube 435 is inserted into the recess415 and includes a passage 436 which shares a common axis with thepivotal hole 416. A threaded hole 438 is defined in the second side ofthe face 434 and communicates with the passage 436. The bolt 44 extendsthrough the pivotal hole 416, the passage 436 and is threadedlyconnected to the threaded hole 438 to engage the protrusions 437 withthe slots 417.

As shown in FIGS. 9 and 10, the light units 40 are electricallyconnected to each other in parallel. One of the wire units 20 isconnected to the at least one power pack 10. A connection part 30 isconnected between two wire units 20, and to one light unit 40. As shownin FIG. 11, the light assembly includes one power pack 10 on each of twoends thereof to provide power to multiple light assemblies, at least twoof the multiple light units 40. By using the third connection portions31, the light units 40 can be connected to different direction relativeto the connection part 30.

As shown in FIG. 12, multiple power packs 10 are provided to providepower to more light units 40.

As shown in FIGS. 13 and 14, the connection parts 30 each are across-shaped part and include four third connection portions 31. Two ofthe four third connection portions 31 are respectively connected to thetwo wire units 20, and the other two of the four third connectionportions 31 are respectively connected to the two light units 40.

As shown in FIG. 15, the wire units 20 and the connection parts 30 areintegrally formed as a one-piece.

As shown in FIG. 16, the at least one power pack 10 includes a secondsensor 16 and a second control portion 17. When the at least one powerpack 10 does not output power, and the ambient light is dim, as thesecond sensor 16 senses at least one moving object within a distancerelative to the at least one power pack 10, the at least one power pack10 begins to output power. The second control portion 17 controlsoutput-power period of the at least one power pack 10 is 10, 15 or alonger period of time.

The advantages of the present invention are that the wire units 20 andthe connection parts 30 can be connected to each other to expand thenumber of the light units 40.

The light assembly has one power pack 10 at each end thereof so as to beconnected to more light units 40. By using the connection parts 30, thelight units 40 can illuminate different directions as shown in FIG. 11.

More sets of the wire units 20 and the connection parts 30, and powerpacks 10 can be connected to more light units 40 as shown in FIGS. 1,11, 12 and 13.

The pivotal part 413 of the light part 41 is pivotably connected to thecurved portion 433 of the spike 43, so that the light part 41 is able tobe set at a desired direction. The bolt 44 is connected with thethreaded hole 438 to set the position of the light part 41 and adjustthe illumination.

While we have shown and described the embodiment in accordance with thepresent invention, it should be clear to those skilled in the art thatfurther embodiments may be made without departing from the scope of thepresent invention.

What is claimed is:
 1. A light assembly comprising: at least one powerpack for providing power to the light assembly, the at least one powerpack having a first sensor which is adapted to sense ambient light tocontrol operation of the at least one power pack, the at least one powerpack having a first end thereof connected to a power cable which isadapted to be connected with a power source, a second end of the atleast one power pack including a first connection portion which has afirst locking portion, the at least one power pack having a firstcontrol portion which controls a time period of the operation of the atleast one power pack; multiple wire units each having a first wire andtwo second connectors, a second connection portion connected to each oftwo ends of the first wire, and connected to the first connectionportion to electrically connect the wire units to the at least one powerpack, each of the second connectors mounted to outside of the secondconnection portion corresponding thereto, the second connectors eachhaving a second locking portion which is threadedly connected to thefirst locking portion to hide and connect the first and secondconnection portions in the second connector; multiple connection partseach electrically connected between two wire units, each connection parthaving at least three ends, each of the at least three ends having athird connection portion which has an identical structure as the firstconnection portion, each third connection portion having a third lockingportion on outside thereof which is threadedly connected to the secondlocking portion of the second connector to hide and connect the secondand third connection portions in the second connector, the third lockingportion has an identical structure as the first locking portion, andmultiple light units respectively and electrically connected to theconnection parts, each light unit having a light part, a fourthconnector and a spike, the light part electrically connected to a firstend of a second wire, a second end of the second wire having a fourthconnection portion which is electrically connected to the thirdconnection portion to electrically connect the light unit and theconnection part, the fourth connection portion having an identicalstructure as the second connection portion, the fourth connector mountedto outside of the fourth connection portion and having a fourth lockingportion formed therein which is threadedly connected to the thirdlocking portion so as to hide and connect the third and fourthconnection portions in the fourth connector, the fourth connector havingan identical structure as the second connector, the spike connected tothe light part and adapted to be inserted into soil.
 2. The lightassembly as claimed in claim 1, wherein the first and second connectionportions are electrically connected to each other, the second and thirdconnection portions are electrically connected to each other, the thirdand fourth portions are electrically connected to each other.
 3. Thelight assembly as claimed in claim 1, wherein when the first sensorsenses that ambient light of the at least one power pack is dim, the atleast one power pack outputs power to the light assembly, the firstcontrol portion controls output-power period of the at least one powerpack is 4, 5, 6 or 8 hours.
 4. The light assembly as claimed in claim 1,wherein there are three connection parts and each connection part is aT-shaped part, the two third connection portions on two ends of theconnection part are respectively connected to the second connectionportions of the wire unit.
 5. The light assembly as claimed in claim 1,wherein the light parts each have a pivotal part which has a face on oneside thereof, the face includes a recessed and circular recess which islocated at a center of multiple slots, a pivotal hole is defined throughan inner bottom of the recess, a diameter of the pivotal hole is smallerthan that of the recess, the spike has a curved portion on one endthereof, the curved portion is pivotably connected to the pivotal part,the curved portion has a face on a first side thereof, the face contactsthe face, the face includes multiple protrusions and a tube which islocated at a center of the protrusions, the tube is inserted into therecess and includes a passage which shares a common axis with thepivotal hole, a threaded hole is defined in a second side of the faceand communicates with the passage, a bolt extends through the pivotalhole, the passage and is threadedly connected to the threaded hole toengage the protrusions with the slots.
 6. The light assembly as claimedin claim 1, wherein the spike includes a fixing portion which is adaptedto be inserted into soil, multiple hooks protrudes from outside of thefixing portion.
 7. The light assembly as claimed in claim 1, wherein thelight units are electrically connected to each other in parallel.
 8. Thelight assembly as claimed in claim 1, wherein the light assemblyincludes one power pack on each of two ends thereof to provide power tomultiple light units, at least two of the multiple light units extend indifferent direction relative to the connection part.
 9. The lightassembly as claimed in claim 1, wherein the light assembly includesmultiple power packs which are electrically and respectively connectedto multiple connection parts to provide power to the light units. 10.The light assembly as claimed in claim 1, wherein the connection partseach are a cross-shaped part and include four third connection portions,two of the four third connection portions are respectively connected tothe two wire units, the other two of the four third connection portionsare respectively connected to the two light units.
 11. The lightassembly as claimed in claim 1, wherein the connection parts and thewire units connected to the connection parts are integrally formed as aone-piece.
 12. The light assembly as claimed in claim 1, wherein the atleast one power pack includes a second sensor and a second controlportion, when the at least one power pack does not output power and theambient light is dim, as the second sensor senses a moving object withina distance relative to the at least one power pack, the at least onepower pack begins to output power, the second control portion controlsoutput-power period of the at least one power pack is 10, 15 or a longerperiod of time.